Question

Simplify the following expression by combining like terms:2. 9x + x - 4x + xA. 7xB. x + 5xC. 4b + 4D. -4b + 4

Answer 1

We are given the following expression

`9x+x-4x+x`

We are asked to simplify the expression by combining the like terms

Let's combine the like terms step by step

`\begin{gathered} 9x+x-4x+x \\ 9x+x+x-4x \\ 9x+2x-4x \\ 11x-4x \\ 7x \end{gathered}`

Therefore, the correct option is A.

The simplified form of the expression is 7x.